DE60228285D1 - Verfahren zur herstellung einer mischung von dihydroxydiphenylsulfonisomeren - Google Patents
Verfahren zur herstellung einer mischung von dihydroxydiphenylsulfonisomerenInfo
- Publication number
- DE60228285D1 DE60228285D1 DE60228285T DE60228285T DE60228285D1 DE 60228285 D1 DE60228285 D1 DE 60228285D1 DE 60228285 T DE60228285 T DE 60228285T DE 60228285 T DE60228285 T DE 60228285T DE 60228285 D1 DE60228285 D1 DE 60228285D1
- Authority
- DE
- Germany
- Prior art keywords
- sulfonisomers
- dihydroxydiphenyl
- preparing
- mixture
- dihydroxydiphenyl sulfonisomers
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C315/00—Preparation of sulfones; Preparation of sulfoxides
- C07C315/04—Preparation of sulfones; Preparation of sulfoxides by reactions not involving the formation of sulfone or sulfoxide groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001300946A JP2003104956A (ja) | 2001-09-28 | 2001-09-28 | ジヒドロキシジフェニルスルホン異性体混合物の製造方法 |
| PCT/JP2002/009918 WO2003029203A1 (fr) | 2001-09-28 | 2002-09-26 | Procede de production d'un melange d'isomeres de dihydroxydiphenylsulfone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE60228285D1 true DE60228285D1 (de) | 2008-09-25 |
Family
ID=19121436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60228285T Expired - Fee Related DE60228285D1 (de) | 2001-09-28 | 2002-09-26 | Verfahren zur herstellung einer mischung von dihydroxydiphenylsulfonisomeren |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6861562B2 (de) |
| EP (1) | EP1431283B1 (de) |
| JP (1) | JP2003104956A (de) |
| KR (1) | KR100888665B1 (de) |
| CN (1) | CN1263737C (de) |
| DE (1) | DE60228285D1 (de) |
| WO (1) | WO2003029203A1 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113651736A (zh) * | 2021-08-21 | 2021-11-16 | 九江中星医药化工有限公司 | 一种连续快速制备双酚s的方法 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5133549B2 (de) * | 1974-02-20 | 1976-09-20 | ||
| JPS6136253A (ja) * | 1984-07-27 | 1986-02-20 | Nikka Chem Ind Co Ltd | ４，４’−ジヒドロキシジフエニルスルホンの製造法 |
| JPS6150958A (ja) * | 1984-08-16 | 1986-03-13 | Konishi Kagaku Kogyo Kk | ４，４′−ジヒドロキシジフエニルスルホンの精製法 |
| JPS6293270A (ja) * | 1985-10-04 | 1987-04-28 | アモコ コ−ポレ−シヨン | ４，４’−ジヒドロキシジフエニルスルホンを合成する方法 |
| JPH082862B2 (ja) * | 1989-12-29 | 1996-01-17 | 小西化学工業株式会社 | 高純度４，４’―ジヒドロキシジフェニルスルホンの製造方法 |
| US4996367A (en) * | 1989-12-20 | 1991-02-26 | Amoco Corporation | Process for making 4,4'-dihydroxydiphenyl sulfone |
| EP0461272B1 (de) | 1989-12-29 | 1997-08-13 | Konishi Chemical Ind. Co., Ltd. | Verfahren zur herstellung von 4,4'-dihydroxydiphenylsulfon |
| JPH07119195B2 (ja) * | 1992-06-12 | 1995-12-20 | 日華化学株式会社 | ２，４’−ジヒドロキシジフェニルスルホン類の製造方法 |
| JPH07119196B2 (ja) * | 1992-06-12 | 1995-12-20 | 日華化学株式会社 | 高純度２，４’−ジヒドロキシジフェニルスルホン類の製造方法 |
| US5399772A (en) | 1993-05-31 | 1995-03-21 | Nicca Chemical Co., Ltd. | Method of producing A 2,4'-dihydroxydiphenylsulfone |
| JP2960869B2 (ja) | 1995-07-25 | 1999-10-12 | 日華化学株式会社 | 高純度２，４’−ジヒドロキシジフェニルスルホンの製造方法 |
| JP3890387B2 (ja) * | 1996-07-12 | 2007-03-07 | 小西化学工業株式会社 | ジヒドロキシジフェニルスルホンの製造方法 |
| JP3486633B2 (ja) | 1996-11-15 | 2004-01-13 | 小西化学工業株式会社 | ２，４′−ジヒドロキシジフェニルスルホンの精製法 |
-
2001
- 2001-09-28 JP JP2001300946A patent/JP2003104956A/ja active Pending
-
2002
- 2002-09-26 US US10/490,754 patent/US6861562B2/en not_active Expired - Fee Related
- 2002-09-26 DE DE60228285T patent/DE60228285D1/de not_active Expired - Fee Related
- 2002-09-26 WO PCT/JP2002/009918 patent/WO2003029203A1/ja active IP Right Grant
- 2002-09-26 KR KR1020047004294A patent/KR100888665B1/ko not_active IP Right Cessation
- 2002-09-26 EP EP02775234A patent/EP1431283B1/de not_active Expired - Lifetime
- 2002-09-26 CN CNB028184106A patent/CN1263737C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US6861562B2 (en) | 2005-03-01 |
| EP1431283A4 (de) | 2006-03-01 |
| CN1263737C (zh) | 2006-07-12 |
| EP1431283A1 (de) | 2004-06-23 |
| CN1556794A (zh) | 2004-12-22 |
| US20040242935A1 (en) | 2004-12-02 |
| WO2003029203A1 (fr) | 2003-04-10 |
| EP1431283B1 (de) | 2008-08-13 |
| JP2003104956A (ja) | 2003-04-09 |
| KR100888665B1 (ko) | 2009-03-13 |
| KR20040035882A (ko) | 2004-04-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |